/**{height:100%;margin: 0;}*/

/*全局都要引用*/
.work_space{width: 100%;margin: auto;background-attachment:scroll;background-color: aqua;background-size:cover;background-position:center;background-repeat: no-repeat}

.home_top{margin: auto;height: 200px;}


.home_center{height: 240px;width: 240px;perspective: 800px;  margin: 0 auto;}
.home_center .show{height: 240px;width: 240px; position:relative;transform-style: preserve-3d;animation:positive 15s linear infinite}
.home_center .show .show_img{height: 240px;width: 240px;position:absolute;top: 0;}


/* 旋转  从0 - 360度 */
@keyframes positive { from{transform: rotateY(0deg);} to{transform: rotateY(360deg);} }